Ключевые слова: branch, branches, carpenter, chainsaw, chop, communal, crane, crash, cut, cutting, dangerous, down, electric, emergency, equipment, escape, fire, forestry, hand, height, helmet, high, industrial, job, laborer, landscape, lifeguards, limbs, lumberjack, maintenance, man, nature, orange, people, protective, rescue, safety, saw, sky, surgeon, tower, tree, trim, trimming, truck, trunk, wood, work, worker,